{
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\begin{tabular}{l*{6}{c}}
\hline\hline
          &\multicolumn{1}{c}{(1)}         &\multicolumn{1}{c}{(2)}         &\multicolumn{1}{c}{(3)}         &\multicolumn{1}{c}{(4)}         &\multicolumn{1}{c}{(5)}         &\multicolumn{1}{c}{(6)}         \\
\hline
1.S#1.T   &   -0.112\sym{*}  &   -0.507\sym{*}  &   -0.230\sym{*}  &   -0.965\sym{**} &  -88.160\sym{***}& -152.288\sym{***}\\
          &  (0.066)         &  (0.265)         &  (0.119)         &  (0.471)         & (15.493)         & (36.585)         \\
\hline
\(N\)     &     8007         &     3029         &     7996         &     3025         &     8653         &     3266         \\
\(R^{2}\) &    0.255         &    0.308         &    0.255         &    0.305         &    0.490         &    0.555         \\
\hline\hline
\end{tabular}
}
